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On August 12, we upgraded our self-enrollment process to improve class security. Class IDs and passwords are no longer used. To join a class, you will now need an Enrolment Key. If you don't have one or are unable to join the class, please reach out to your instructor to get your key.
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这是您的用户档案。使用下面的表单来改变您的个人资讯或用户偏好。当你完成更改后，您的密码进行确认，然后点选"提交"。